/* 时间戳转化开始 */
 Date.prototype.format = function (fmt) { //author: meizz 
  var o = { 
   "M+": this.getMonth() + 1, //月份 
   "d+": this.getDate(), //日 
   "h+": this.getHours(), //小时 
   "m+": this.getMinutes(), //分 
   "s+": this.getSeconds(), //秒 
   "q+": Math.floor((this.getMonth() + 3) / 3), //q是季度
   "S": this.getMilliseconds() //毫秒 
  }; 
  if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length)); 
  for (var k in o) 
   if (new RegExp("(" + k + ")").test(fmt)) fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length))); 
  return fmt; 
 } 
  
 String.prototype.format = function (args) { 
  var result = this; 
  if (arguments.length > 0) { 
   if (arguments.length == 1 && typeof (args) == "loginTime") { 
    for (var key in args) { 
     if (args[key] != undefined) { 
      var reg = new RegExp("({" + key + "})", "g"); 
      result = result.replace(reg, args[key]); 
     } 
    } 
   } 
   else { 
    for (var i = 0; i < arguments.length; i++) { 
     if (arguments[i] != undefined) { 
      //var reg = new RegExp("({[" + i + "]})", "g");//这个在索引大于9时会有问题 
      var reg = new RegExp("({)" + i + "(})", "g"); 
      result = result.replace(reg, arguments[i]); 
     } 
    } 
   } 
  } 
  return result; 
 }
 function dateFormat(value) {
  return value ? new Date(value*1000).format("yyyy-MM-dd hh:mm:ss") : ""; 
 }